2 * ============LICENSE_START=======================================================
4 * ================================================================================
5 * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
6 * ================================================================================
7 * Copyright (C) 2018 Nokia.
8 * ================================================================================
9 * Licensed under the Apache License, Version 2.0 (the "License");
10 * you may not use this file except in compliance with the License.
11 * You may obtain a copy of the License at
13 * http://www.apache.org/licenses/LICENSE-2.0
15 * Unless required by applicable law or agreed to in writing, software
16 * distributed under the License is distributed on an "AS IS" BASIS,
17 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
18 * See the License for the specific language governing permissions and
19 * limitations under the License.
20 * ============LICENSE_END=========================================================
23 package org.onap.so.bpmn.infrastructure.pnf.dmaap;
26 import static org.junit.Assert.*;
27 import static org.mockito.ArgumentMatchers.any;
28 import static org.mockito.ArgumentMatchers.anyObject;
29 import static org.mockito.ArgumentMatchers.eq;
30 import static org.mockito.Mockito.mock;
31 import static org.mockito.Mockito.times;
32 import static org.mockito.Mockito.verify;
33 import static org.mockito.Mockito.verifyZeroInteractions;
34 import static org.mockito.Mockito.when;
35 import java.io.IOException;
36 import java.io.UnsupportedEncodingException;
37 import java.lang.reflect.Field;
39 import java.util.concurrent.ConcurrentHashMap;
40 import java.util.concurrent.ScheduledThreadPoolExecutor;
41 import org.apache.http.HttpEntity;
42 import org.apache.http.HttpResponse;
43 import org.apache.http.ProtocolVersion;
44 import org.apache.http.client.HttpClient;
45 import org.apache.http.client.methods.HttpGet;
46 import org.apache.http.entity.StringEntity;
47 import org.apache.http.message.BasicHttpResponse;
48 import org.junit.Before;
49 import org.junit.Test;
50 import org.junit.runner.RunWith;
51 import org.mockito.ArgumentCaptor;
52 import org.mockito.InjectMocks;
53 import org.mockito.Mock;
54 import org.mockito.junit.MockitoJUnitRunner;
55 import org.onap.so.bpmn.infrastructure.pnf.PnfNotificationEvent;
56 import org.onap.so.bpmn.infrastructure.pnf.dmaap.PnfEventReadyDmaapClient.DmaapTopicListenerThread;
57 import org.springframework.context.ApplicationEventPublisher;
58 import org.springframework.core.env.Environment;
60 @RunWith(MockitoJUnitRunner.class)
61 public class PnfEventReadyDmaapClientTest {
63 private static final String PNF_CORRELATION_ID = "corrTestId";
64 private static final String PNF_CORRELATION_ID_NOT_FOUND_IN_MAP = "otherCorrId";
65 private static final String JSON_EXAMPLE_WITH_PNF_CORRELATION_ID = "[{\"correlationId\": \"%s\","
66 + "\"value\":\"value1\"},{\"correlationId\": \"corr\",\"value\":\"value2\"}]";
68 private static final String JSON_EXAMPLE_WITH_NO_PNF_CORRELATION_ID = "[{\"key1\":\"value1\"}]";
70 private static final String HOST = "hostTest";
71 private static final int PORT = 1234;
72 private static final String PROTOCOL = "http";
73 private static final String URI_PATH_PREFIX = "eventsForTesting";
74 private static final String EVENT_TOPIC_TEST = "eventTopicTest";
75 private static final String CONSUMER_ID = "consumerTestId";
76 private static final String CONSUMER_GROUP = "consumerGroupTest";
77 private static final int TOPIC_LISTENER_DELAY_IN_SECONDS = 5;
80 private Environment env;
81 private PnfEventReadyDmaapClient testedObject;
83 private DmaapTopicListenerThread testedObjectInnerClassThread;
84 private HttpClient httpClientMock;
85 private Runnable threadMockToNotifyCamundaFlow;
86 private ScheduledThreadPoolExecutor executorMock;
89 private ApplicationEventPublisher applicationEventPublisher;
92 public void init() throws NoSuchFieldException, IllegalAccessException {
93 when(env.getProperty(eq("pnf.dmaap.port"), eq(Integer.class))).thenReturn(PORT);
94 when(env.getProperty(eq("pnf.dmaap.host"))).thenReturn(HOST);
95 when(env.getProperty(eq("pnf.dmaap.protocol"))).thenReturn(PROTOCOL);
96 when(env.getProperty(eq("pnf.dmaap.uriPathPrefix"))).thenReturn(URI_PATH_PREFIX);
97 when(env.getProperty(eq("pnf.dmaap.topicName"))).thenReturn(EVENT_TOPIC_TEST);
98 when(env.getProperty(eq("pnf.dmaap.consumerId"))).thenReturn(CONSUMER_ID);
99 when(env.getProperty(eq("pnf.dmaap.consumerGroup"))).thenReturn(CONSUMER_GROUP);
100 when(env.getProperty(eq("pnf.dmaap.topicListenerDelayInSeconds"), eq(Integer.class)))
101 .thenReturn(TOPIC_LISTENER_DELAY_IN_SECONDS);
102 testedObject = new PnfEventReadyDmaapClient(env, applicationEventPublisher);
103 testedObjectInnerClassThread = testedObject.new DmaapTopicListenerThread();
104 httpClientMock = mock(HttpClient.class);
105 threadMockToNotifyCamundaFlow = mock(Runnable.class);
106 executorMock = mock(ScheduledThreadPoolExecutor.class);
111 * Test run method, where the are following conditions:
113 * - DmaapThreadListener is running, flag is set to true
115 * - map is filled with one entry with the key that we get from response
117 * run method should invoke thread from map to notify camunda process, remove element from the map (map is empty)
118 * and shutdown the executor because of empty map
121 public void pnfCorrelationIdIsFoundInHttpResponse_notifyAboutPnfReady() throws IOException {
122 when(httpClientMock.execute(any(HttpGet.class)))
123 .thenReturn(createResponse(String.format(JSON_EXAMPLE_WITH_PNF_CORRELATION_ID, PNF_CORRELATION_ID)));
124 testedObjectInnerClassThread.run();
125 ArgumentCaptor<HttpGet> captor1 = ArgumentCaptor.forClass(HttpGet.class);
126 verify(httpClientMock).execute(captor1.capture());
128 assertEquals(captor1.getValue().getURI().getHost(), HOST);
129 assertEquals(captor1.getValue().getURI().getPort(), PORT);
130 assertEquals(captor1.getValue().getURI().getScheme(), PROTOCOL);
131 assertEquals(captor1.getValue().getURI().getPath(),
132 "/" + URI_PATH_PREFIX + "/" + EVENT_TOPIC_TEST + "/" + CONSUMER_GROUP + "/" + CONSUMER_ID + "");
135 * Two PNF returned from HTTP request.
137 verify(applicationEventPublisher, times(2)).publishEvent(any(PnfNotificationEvent.class));
138 verify(executorMock).shutdown();
142 * Test run method, where the are following conditions:
144 * - DmaapThreadListener is running, flag is set to true
146 * - map is filled with one entry with the pnfCorrelationId that does not match to pnfCorrelationId taken from http
147 * response. run method should not do anything with the map not run any thread to notify camunda process
150 public void pnfCorrelationIdIsFoundInHttpResponse_NotFoundInMap() throws IOException {
151 when(httpClientMock.execute(any(HttpGet.class))).thenReturn(createResponse(
152 String.format(JSON_EXAMPLE_WITH_PNF_CORRELATION_ID, PNF_CORRELATION_ID_NOT_FOUND_IN_MAP)));
153 testedObjectInnerClassThread.run();
154 verifyZeroInteractions(threadMockToNotifyCamundaFlow, executorMock);
158 * Test run method, where the are following conditions:
160 * - DmaapThreadListener is running, flag is set to true
162 * - map is filled with one entry with the pnfCorrelationId but no correlation id is taken from HttpResponse run
163 * method should not do anything with the map and not run any thread to notify camunda process
166 public void pnfCorrelationIdIsNotFoundInHttpResponse() throws IOException {
167 when(httpClientMock.execute(any(HttpGet.class)))
168 .thenReturn(createResponse(JSON_EXAMPLE_WITH_NO_PNF_CORRELATION_ID));
169 testedObjectInnerClassThread.run();
170 verifyZeroInteractions(threadMockToNotifyCamundaFlow, executorMock);
173 private void setPrivateField() throws NoSuchFieldException, IllegalAccessException {
174 Field httpClientField = testedObject.getClass().getDeclaredField("httpClient");
175 httpClientField.setAccessible(true);
176 httpClientField.set(testedObject, httpClientMock);
177 httpClientField.setAccessible(false);
179 Field executorField = testedObject.getClass().getDeclaredField("executor");
180 executorField.setAccessible(true);
181 executorField.set(testedObject, executorMock);
182 executorField.setAccessible(false);
184 Field pnfCorrelationToThreadMapField = testedObject.getClass().getDeclaredField("pnfCorrelationIdToThreadMap");
185 pnfCorrelationToThreadMapField.setAccessible(true);
186 Map<String, Runnable> pnfCorrelationToThreadMap = new ConcurrentHashMap<>();
187 pnfCorrelationToThreadMap.put(PNF_CORRELATION_ID, threadMockToNotifyCamundaFlow);
188 pnfCorrelationToThreadMapField.set(testedObject, pnfCorrelationToThreadMap);
190 Field threadRunFlag = testedObject.getClass().getDeclaredField("dmaapThreadListenerIsRunning");
191 threadRunFlag.setAccessible(true);
192 threadRunFlag.set(testedObject, true);
193 threadRunFlag.setAccessible(false);
196 private HttpResponse createResponse(String json) throws UnsupportedEncodingException {
197 HttpEntity entity = new StringEntity(json);
198 ProtocolVersion protocolVersion = new ProtocolVersion("", 1, 1);
199 HttpResponse response = new BasicHttpResponse(protocolVersion, 1, "");
200 response.setEntity(entity);
201 response.setStatusCode(200);